class Test 
{
	public int fun(int i,String str)
	{
		String a="30";
		int j=0;
		j=i+fun2(20);
		str = str+j+a;
		return  Integer.parseInt(str);
	}
	public int fun2(int i)
	{
		int j=20;
		return j + i;
	}

	public static void main(String[] args) 
	{
		System.out.println("Hello \n World!");
		Test t = new Test();
		t.fun(50,"20");	
	}
}
